fortune.comSheryl Estrada11 min readfunding

Why the 2026 IPO boom is about to broaden beyond AI mega-deals | Fortune

SpaceX's June 12 IPO raised roughly $86 billion and gave it a $1.8 trillion market value: It was the largest IPO in financial market history and the defining deal of 2026's first half.

TL;DR

  • SpaceX's June 12 IPO raised roughly $86 billion and gave it a $1.8 trillion market value: It was the largest IPO in financial market history and the defining deal of 2026's first half.

  • US IPO proceeds hit approximately $115.6 billion in the first half of 2026: That is a dramatic increase from the prior year, driven largely by a handful of mega-IPOs in AI, semiconductors, and space.

  • The second half of 2026 is expected to broaden beyond AI mega-deals into mid-cap and overlooked sectors: Strategists at EY, J.P. Morgan, and General Atlantic point to advanced manufacturing, defense, energy, and AI infrastructure as the next wave.

  • SK Hynix, a key Nvidia supplier, raised about $26.5 billion in its US ADR offering: Priced at $149 per ADR, it ranks among the largest US share sales by a foreign issuer.

  • Anthropic is reportedly eyeing a valuation of around $1 trillion for its late 2026 IPO: Meanwhile, OpenAI has confidentially filed with the SEC but may not list until 2027.

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